Cognee
70Turns documents and past sessions into a graph-plus-vector memory that AI agents can query across runs.
As of , EffectHub tracks 128 live AI tools in its AI Infrastructure & Dev Platforms category; 87 (68%) have a free tier, and paid plans start at $1.99 a month.
128 verified tools · 14 subcategories
The layer for people building AI: models, inference, vector stores, observability, and GPUs.
Showing 1–24 of 128
Turns documents and past sessions into a graph-plus-vector memory that AI agents can query across runs.
Runs ComfyUI workflows in a browser on rented GPUs, billing separately for edit time and generation time.
Social data API and hosted MCP server for X, Instagram, TikTok and Reddit without platform API keys
Meta's family of open-weight LLMs, downloadable under a community licence with a 700M-MAU carve-out.
A routing and verification layer that sits between your apps and language models to cut cost and catch ungrounded answers.
EU-hosted LLM gateway with an OpenAI-compatible API and routing by price, quality or latency.
API for fine-tuning open-source LLMs and running large-scale text classification, billed by training run rather than per token.
Checkpoint and LoRA hub with an on-site generator paid in Buzz
Open-source TypeScript framework for building, running, and observing AI agents in production.
Pay-per-token developer API for OpenAI's text, reasoning, image, speech and embedding models, with tools, batch jobs and fine-tuning.
Pay-as-you-go single API for text, image, and video models from multiple AI providers.
Serverless GPU cloud with per-second billing for inference endpoints, training jobs and sandboxes
Open-source search engine with vector storage and hybrid keyword-plus-semantic retrieval, self-hosted or run as a cloud service
OpenAI-compatible gateway routing requests to 100+ language, image, and video models by swapping a base URL.
Flat monthly plans for LLM API access with no per-token metering, built on open models.
Enterprise gateway serving 300+ models over one encrypted, zero-retention endpoint with per-token billing
GPU cloud provider renting Kubernetes-native compute by the hour for AI training and inference.
Enterprise platform for building, deploying and governing predictive models and AI agents, on cloud or on-prem
Google Cloud's platform for building, tuning, deploying and governing AI agents and models, formerly sold as Vertex AI.
Pay-as-you-go gateway to about 500 AI models through one OpenAI-compatible API, with provider routing, fallbacks and a single balance.
German non-profit publishing open image-text datasets like LAION-5B, plus CLIP models, for ML research
Open-source visual builder for LLM agents and RAG flows, deployable as an HTTP API or an MCP server.
Agent-building platform with a playground, visual workflow builder, agent marketplace and bring-your-own-model support, on web and mobile.
Single async API for image, video, music, chat, and 3D generation models from many providers.
For journalists, researchers and AI assistants: the figures on this page in one sentence you can quote.
As of October 29, 2026, EffectHub tracks 128 live AI tools in its AI Infrastructure & Dev Platforms category; 87 (68%) have a free tier, and paid plans start at $1.99 a month. (EffectHub, “AI Infrastructure & Dev Platforms”, Oct 2026, https://effecthub.net/ai-tools/ai-infrastructure)
Figures as of How we count
These figures are free to use under CC BY 4.0 with a link to this page.
Open-source Go gateway that fronts many LLM providers with one OpenAI-compatible API, fallbacks, budgets and an MCP gateway.
Simulation, monitoring and human review platform for testing and evaluating voice and chat AI agents before and after launch.
Enterprise control plane for AI: guardrails, observability and governance for LLM agents and ML models
Trains and serves open and custom language models with per-token API pricing.
Open-source machine learning plus an enterprise agentic AI platform that runs on your own hardware
Apache-licensed Python framework for building RAG pipelines and agents out of swappable components, maintained by deepset.
Query language and runtime for constrained LLM prompting, built at ETH Zurich's SRI Lab.
MIT-licensed Python/JavaScript framework for building LLM agents, with 1,000+ model and tool integrations
Open-source gateway and Python SDK that put 100+ LLM providers behind one OpenAI-style API, with keys, budgets and spend tracking.
Self-hosted open-source runtime that serves text, speech, vision, image and agent workloads behind OpenAI-compatible APIs.
Open-source platform for tracking ML experiments, registering models and tracing, evaluating and deploying LLM agents.
Memory layer for AI agents and apps that stores user facts and preferences between sessions and retrieves them on demand.
A versioned filesystem built for AI coding agents, adding Git-style branching, checkpoints, and rollback to agent file storage.
French model lab offering open and commercial LLMs, the Vibe assistant, and an EU-hosted API and cloud
API of specialized models for coding agents—fast code-apply, code search and context compression—priced per million tokens.
MIT-licensed JavaScript model that sorts images into porn, hentai, sexy, drawing or neutral in-browser
Prebuilt GPU-optimized model containers with standard APIs for self-hosting AI models, plus hosted endpoints for prototyping.
ML platform native to Snowflake that trains, monitors, and retrains models continually instead of from scratch each cycle.
Open-source deep learning framework for building and training neural networks in Python, with GPU acceleration and a large ecosystem.
Long-context LLM (SubQ) built to reason over million-token documents without chunking, in early access.
Open-source machine learning framework for building, training and deploying models on servers, browsers, phones and edge devices.
Open-source tracing and eval layer that turns production agent failures into signals your coding agent can fix and verify.
Computer-vision systems for face recognition, licence-plate reading and drone structural inspection